The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 24, 2004
Filed:
May. 18, 2001
Karl Frei, Wil, CH;
Sevugan Palaniappan, Sugar Land, TX (US);
Robert Massey, Paddock Lake, WI (US);
Ken Pokusa, Willowbrook, IL (US);
Tetra Laval Holdings & Finance, SA, Pully, CH;
Abstract
A defoaming apparatus ( ) defoams a foamable product that is dispersed into a container such as a TETRA REX gable-top carton ( ). The defoaming apparatus ( ) creates a sonic shock wave ( ) that destroys most if not all of the bubbles of the foamable product. The defoaming apparatus ( ) has a body ( ) that defines a recessed cavity ( ). A pair of electrodes ( ) is located within the recessed cavity ( ). The opening to the cavity ( ) can include a radio frequency filter ( ) covering to absorb radio waves created from the sonic shock wave ( ). The defoaming apparatus ( ) is preferably disposed immediately after the filling of the container ( ).